296 SIMPLE ANTLERS are spotted The antlers are occasionally very simple ; in C. rufus and a few allies (placed in a special sub-genus Coassus) they are simple spikes without branches. In this genus, and in the nearly allied and also ^few-World P-udua, the vomer is prolonged back- wards and divides the posterior nares into two. The bulk of the species are South American. FIG. 154. — Chilian Doer. Cccriacus cMlensis, (Prom JVature.) Pudua, just mentioned, comes from the Chilian Ancles. It is a small Deer without canines and with minute antlers. Other generic names have been proposed for various species of American deer. Hydropotes inermis is a small perfectly hornless Deer living on the islands of the Yang-tse-kiang. The male has tusks; the young are spotted. Though, like other deer, Hydropotes has no both Mr. Garrod1 and Mr. Forbes2 found the rudi- 3 l*roc. Zool. Soc. 1882, p. 636. JVft?. ZwL jSfoc. 1877, |u 789.